Skip to content
This repository

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tag: v1.0.13
Fetching contributors…

Octocat-spinner-32-eaf2f5

Cannot retrieve contributors at this time

executable file 410 lines (361 sloc) 9.777 kb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409
#!/bin/sh
#
#

USAGE='[--signoff] [--dotest=<dir>] [--utf8] [--binary] [--3way] <mbox>
or, when resuming [--skip | --resolved]'
. git-sh-setup

stop_here () {
    echo "$1" >"$dotest/next"
    exit 1
}

go_next () {
rm -f "$dotest/$msgnum" "$dotest/msg" "$dotest/msg-clean" \
"$dotest/patch" "$dotest/info"
echo "$next" >"$dotest/next"
this=$next
}

fall_back_3way () {
    O_OBJECT=`cd "$GIT_OBJECT_DIRECTORY" && pwd`

    rm -fr "$dotest"/patch-merge-*
    mkdir "$dotest/patch-merge-tmp-dir"

    # First see if the patch records the index info that we can use.
    if git-apply -z --index-info "$dotest/patch" \
>"$dotest/patch-merge-index-info" 2>/dev/null &&
GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \
git-update-index -z --index-info <"$dotest/patch-merge-index-info" &&
GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \
git-write-tree >"$dotest/patch-merge-base+" &&
# index has the base tree now.
(
cd "$dotest/patch-merge-tmp-dir" &&
GIT_INDEX_FILE="../patch-merge-tmp-index" \
GIT_OBJECT_DIRECTORY="$O_OBJECT" \
git-apply $binary --index <../patch
        )
    then
echo Using index info to reconstruct a base tree...
mv "$dotest/patch-merge-base+" "$dotest/patch-merge-base"
mv "$dotest/patch-merge-tmp-index" "$dotest/patch-merge-index"
    else
# Otherwise, try nearby trees that can be used to apply the
# patch.
(
N=10

# Hoping the patch is against our recent commits...
git-rev-list --max-count=$N HEAD

# or hoping the patch is against known tags...
git-ls-remote --tags .
) |
while read base junk
do
# See if we have it as a tree...
git-cat-file tree "$base" >/dev/null 2>&1 || continue

rm -fr "$dotest"/patch-merge-* &&
mkdir "$dotest/patch-merge-tmp-dir" || break
(
cd "$dotest/patch-merge-tmp-dir" &&
GIT_INDEX_FILE=../patch-merge-tmp-index &&
GIT_OBJECT_DIRECTORY="$O_OBJECT" &&
export GIT_INDEX_FILE GIT_OBJECT_DIRECTORY &&
git-read-tree "$base" &&
git-apply $binary --index &&
mv ../patch-merge-tmp-index ../patch-merge-index &&
echo "$base" >../patch-merge-base
) <"$dotest/patch" 2>/dev/null && break
done
fi

test -f "$dotest/patch-merge-index" &&
    his_tree=$(GIT_INDEX_FILE="$dotest/patch-merge-index" git-write-tree) &&
    orig_tree=$(cat "$dotest/patch-merge-base") &&
    rm -fr "$dotest"/patch-merge-* || exit 1

    echo Falling back to patching base and 3-way merge...

    # This is not so wrong. Depending on which base we picked,
    # orig_tree may be wildly different from ours, but his_tree
    # has the same set of wildly different changes in parts the
    # patch did not touch, so resolve ends up cancelling them,
    # saying that we reverted all those changes.

    git-merge-resolve $orig_tree -- HEAD $his_tree || {
echo Failed to merge in the changes.
exit 1
    }
}

prec=4
dotest=.dotest sign= utf8= keep= skip= interactive= resolved= binary=

while case "$#" in 0) break;; esac
do
case "$1" in
-d=*|--d=*|--do=*|--dot=*|--dote=*|--dotes=*|--dotest=*)
dotest=`expr "$1" : '-[^=]*=\(.*\)'`; shift ;;
-d|--d|--do|--dot|--dote|--dotes|--dotest)
case "$#" in 1) usage ;; esac; shift
dotest="$1"; shift;;

-i|--i|--in|--int|--inte|--inter|--intera|--interac|--interact|\
--interacti|--interactiv|--interactive)
interactive=t; shift ;;

-b|--b|--bi|--bin|--bina|--binar|--binary)
binary=t; shift ;;

-3|--3|--3w|--3wa|--3way)
threeway=t; shift ;;
-s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
sign=t; shift ;;
-u|--u|--ut|--utf|--utf8)
utf8=t; shift ;;
-k|--k|--ke|--kee|--keep)
keep=t; shift ;;

-r|--r|--re|--res|--reso|--resol|--resolv|--resolve|--resolved)
resolved=t; shift ;;

--sk|--ski|--skip)
skip=t; shift ;;

--)
shift; break ;;
-*)
usage ;;
*)
break ;;
esac
done

# If the dotest directory exists, but we have finished applying all the
# patches in them, clear it out.
if test -d "$dotest" &&
   last=$(cat "$dotest/last") &&
   next=$(cat "$dotest/next") &&
   test $# != 0 &&
   test "$next" -gt "$last"
then
rm -fr "$dotest"
fi

if test -d "$dotest"
then
test ",$#," = ",0," ||
die "previous dotest directory $dotest still exists but mbox given."
resume=yes
else
# Make sure we are not given --skip nor --resolved
test ",$skip,$resolved," = ,,, ||
die "we are not resuming."

# Start afresh.
mkdir -p "$dotest" || exit

git-mailsplit -d"$prec" -o"$dotest" -b -- "$@" > "$dotest/last" || {
rm -fr "$dotest"
exit 1
}

# -b, -s, -u and -k flags are kept for the resuming session after
# a patch failure.
# -3 and -i can and must be given when resuming.
echo "$binary" >"$dotest/binary"
echo "$sign" >"$dotest/sign"
echo "$utf8" >"$dotest/utf8"
echo "$keep" >"$dotest/keep"
echo 1 >"$dotest/next"
fi

case "$resolved" in
'')
files=$(git-diff-index --cached --name-only HEAD) || exit
if [ "$files" ]; then
echo "Dirty index: cannot apply patches (dirty: $files)" >&2
exit 1
fi
esac

if test "$(cat "$dotest/binary")" = t
then
binary=--allow-binary-replacement
fi
if test "$(cat "$dotest/utf8")" = t
then
utf8=-u
fi
if test "$(cat "$dotest/keep")" = t
then
keep=-k
fi
if test "$(cat "$dotest/sign")" = t
then
SIGNOFF=`git-var GIT_COMMITTER_IDENT | sed -e '
s/>.*/>/
s/^/Signed-off-by: /'
`
else
SIGNOFF=
fi

last=`cat "$dotest/last"`
this=`cat "$dotest/next"`
if test "$skip" = t
then
this=`expr "$this" + 1`
resume=
fi

if test "$this" -gt "$last"
then
echo Nothing to do.
rm -fr "$dotest"
exit
fi

while test "$this" -le "$last"
do
msgnum=`printf "%0${prec}d" $this`
next=`expr "$this" + 1`
test -f "$dotest/$msgnum" || {
resume=
go_next
continue
}

# If we are not resuming, parse and extract the patch information
# into separate files:
# - info records the authorship and title
# - msg is the rest of commit log message
# - patch is the patch body.
#
# When we are resuming, these files are either already prepared
# by the user, or the user can tell us to do so by --resolved flag.
case "$resume" in
'')
git-mailinfo $keep $utf8 "$dotest/msg" "$dotest/patch" \
<"$dotest/$msgnum" >"$dotest/info" ||
stop_here $this
git-stripspace < "$dotest/msg" > "$dotest/msg-clean"
;;
esac

GIT_AUTHOR_NAME="$(sed -n '/^Author/ s/Author: //p' "$dotest/info")"
GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")"
GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")"

if test -z "$GIT_AUTHOR_EMAIL"
then
echo "Patch does not have a valid e-mail address."
stop_here $this
fi

export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE

SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' "$dotest/info")"
case "$keep_subject" in -k) SUBJECT="[PATCH] $SUBJECT" ;; esac

case "$resume" in
'')
if test '' != "$SIGNOFF"
then
LAST_SIGNED_OFF_BY=`
sed -ne '/^Signed-off-by: /p' \
"$dotest/msg-clean" |
tail -n 1
`
ADD_SIGNOFF=`
test "$LAST_SIGNED_OFF_BY" = "$SIGNOFF" || {
test '' = "$LAST_SIGNED_OFF_BY" && echo
echo "$SIGNOFF"
}`
else
ADD_SIGNOFF=
fi
{
echo "$SUBJECT"
if test -s "$dotest/msg-clean"
then
echo
cat "$dotest/msg-clean"
fi
if test '' != "$ADD_SIGNOFF"
then
echo "$ADD_SIGNOFF"
fi
} >"$dotest/final-commit"
;;
*)
case "$resolved,$interactive" in
tt)
# This is used only for interactive view option.
git-diff-index -p --cached HEAD >"$dotest/patch"
;;
esac
esac

resume=
if test "$interactive" = t
then
test -t 0 ||
die "cannot be interactive without stdin connected to a terminal."
action=again
while test "$action" = again
do
echo "Commit Body is:"
echo "--------------------------"
cat "$dotest/final-commit"
echo "--------------------------"
printf "Apply? [y]es/[n]o/[e]dit/[v]iew patch/[a]ccept all "
read reply
case "$reply" in
[yY]*) action=yes ;;
[aA]*) action=yes interactive= ;;
[nN]*) action=skip ;;
[eE]*) "${VISUAL:-${EDITOR:-vi}}" "$dotest/final-commit"
action=again ;;
[vV]*) action=again
LESS=-S ${PAGER:-less} "$dotest/patch" ;;
*) action=again ;;
esac
done
else
action=yes
fi

if test $action = skip
then
go_next
continue
fi

if test -x "$GIT_DIR"/hooks/applypatch-msg
then
"$GIT_DIR"/hooks/applypatch-msg "$dotest/final-commit" ||
stop_here $this
fi

echo
echo "Applying '$SUBJECT'"
echo

case "$resolved" in
'')
git-apply $binary --index "$dotest/patch"
apply_status=$?
;;
t)
# Resolved means the user did all the hard work, and
# we do not have to do any patch application. Just
# trust what the user has in the index file and the
# working tree.
resolved=
apply_status=0
;;
esac

if test $apply_status = 1 && test "$threeway" = t
then
if (fall_back_3way)
then
# Applying the patch to an earlier tree and merging the
# result may have produced the same tree as ours.
changed="$(git-diff-index --cached --name-only -z HEAD)"
if test '' = "$changed"
then
echo No changes -- Patch already applied.
go_next
continue
fi
# clear apply_status -- we have successfully merged.
apply_status=0
fi
fi
if test $apply_status != 0
then
echo Patch failed at $msgnum.
stop_here $this
fi

if test -x "$GIT_DIR"/hooks/pre-applypatch
then
"$GIT_DIR"/hooks/pre-applypatch || stop_here $this
fi

tree=$(git-write-tree) &&
echo Wrote tree $tree &&
parent=$(git-rev-parse --verify HEAD) &&
commit=$(git-commit-tree $tree -p $parent <"$dotest/final-commit") &&
echo Committed: $commit &&
git-update-ref HEAD $commit $parent ||
stop_here $this

if test -x "$GIT_DIR"/hooks/post-applypatch
then
"$GIT_DIR"/hooks/post-applypatch
fi

go_next
done

rm -fr "$dotest"
Something went wrong with that request. Please try again.